Quantum Corporation

NASDAQ: QMCO
Share price (12/15/25): $7.73
Market cap (12/15/25): $106 million

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ended 09/30/25 Q2

ended 06/30/25 Q1 2026 – amended

ended 06/30/25 Q1

ended 03/31/25 FY 2025

Late quarterly filing notification for Q1 2026

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Prospectus supplement

Initial registration of new securities

Prospectus supplement

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Prospectus supplement

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Dialectic Technology SPV LLC

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Reports Fiscal Second Quarter 2026 Financial Results

Announces Preliminary Fiscal Second Quarter 2026 Financial Results

Shareholder Nominations, Other Events

Change in Certifying Accountant

Enters Into Definitive Agreement With Dialectic and Other Lenders to Restructure Term Debt

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Additional info about upcoming vote

Additional info about upcoming vote

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Notice of effectiveness

Scanned paper annual report submission

Notice of effectiveness

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Notice of effectiveness